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[PARISC] I/O-Space must be ioremap_nocache()'d

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Addresses in F-space must be accessed uncached on most parisc machines.

Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Helge Deller
2006-03-27 12:52:15 -07:00
committed by Kyle McMartin
parent 94c3e87a79
commit 5076c15862
13 changed files with 47 additions and 53 deletions
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arch/parisc/kernel/perf.c
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@ -805,7 +805,7 @@ static int perf_write_image(uint64_t *memaddr)
return -1;
}
runway = ioremap(cpu_device->hpa.start, 4096);
runway = ioremap_nocache(cpu_device->hpa.start, 4096);
/* Merge intrigue bits into Runway STATUS 0 */
tmp64 = __raw_readq(runway + RUNWAY_STATUS) & 0xffecfffffffffffful;